Subtract 1/90 from 10/9, Solve 1 1/9

Subtract 1/90 from 10/9

1^st number: 1 1/9, 2^nd number: 1/90

10/9 - 1/90 is 11/10.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 90 is 90

Next, find the equivalent fraction of both fractional numbers with denominator 90
For the 1st fraction, since 9 × 10 = 90,
10/9 = 10 × 10/9 × 10 = 100/90
Likewise, for the 2nd fraction, since 90 × 1 = 90,
1/90 = 1 × 1/90 × 1 = 1/90
Subtract the two like fractions:
100/90 - 1/90 = 100 - 1/90 = 99/90
After reducing the fraction, the answer is 11/10
In mixed form: 11/10

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